<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="页面标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入页面标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="模板ID" prop="templateId">
        <el-input
          v-model="queryParams.templateId"
          placeholder="请输入模板ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="页面标识" prop="pageKey">
        <el-input
          v-model="queryParams.pageKey"
          placeholder="请输入页面标识"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="版本号" prop="version">
        <el-input
          v-model="queryParams.version"
          placeholder="请输入版本号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="是否发布" prop="isPublished">
        <el-input
          v-model="queryParams.isPublished"
          placeholder="请输入是否发布"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="发布时间" prop="publishTime">
        <el-date-picker clearable
          v-model="queryParams.publishTime"
          type="date"
          value-format="yyyy-MM-dd"
          placeholder="请选择发布时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:pageConfig:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:pageConfig:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:pageConfig:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:pageConfig:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="pageConfigList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="id" width="80" />
      <el-table-column label="页面标题" align="center" prop="title" />
      <el-table-column label="模板ID" align="center" prop="templateId" />
      <el-table-column label="页面标识" align="center" prop="pageKey" />
      <el-table-column label="页面配置" align="center" prop="config" />
      <el-table-column label="状态" align="center" prop="status" />
      <el-table-column label="版本号" align="center" prop="version" />
      <el-table-column label="是否发布" align="center" prop="isPublished" />
      <el-table-column label="发布时间" align="center" prop="publishTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.publishTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:pageConfig:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:pageConfig:remove']"
          >删除</el-button>
          <el-button
            v-if="scope.row.isPublished !== '1'"
            size="mini"
            type="text"
            icon="el-icon-upload2"
            @click="handlePublish(scope.row)"
            v-hasPermi="['system:pageConfig:edit']"
          >发布</el-button>
          <el-button
            v-else
            size="mini"
            type="text"
            icon="el-icon-download"
            @click="handleUnpublish(scope.row)"
            v-hasPermi="['system:pageConfig:edit']"
          >取消发布</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-time"
            @click="handleVersionHistory(scope.row)"
            v-hasPermi="['system:pageConfig:query']"
          >版本历史</el-button>
          <el-button
            v-if="scope.row.isPublished === '1'"
            size="mini"
            type="text"
            icon="el-icon-view"
            @click="handlePreview(scope.row)"
          >预览</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改页面配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="页面标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入页面标题" />
        </el-form-item>
        <el-form-item label="模板ID" prop="templateId">
          <el-input v-model="form.templateId" placeholder="请输入模板ID" />
        </el-form-item>
        <el-form-item label="页面标识" prop="pageKey">
          <el-input v-model="form.pageKey" placeholder="请输入页面标识" />
        </el-form-item>
        <el-form-item label="页面配置" prop="config">
          <el-input v-model="form.config" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="版本号" prop="version">
          <el-input v-model="form.version" placeholder="请输入版本号" />
        </el-form-item>
        <el-form-item label="是否发布" prop="isPublished">
          <el-input v-model="form.isPublished" placeholder="请输入是否发布" />
        </el-form-item>
        <el-form-item label="发布时间" prop="publishTime">
          <el-date-picker clearable
            v-model="form.publishTime"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="请选择发布时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 版本历史对话框 -->
    <el-dialog title="版本历史" :visible.sync="versionDialogVisible" width="80%" append-to-body>
      <el-table v-loading="versionLoading" :data="versionList" border>
        <el-table-column label="版本号" prop="versionNumber" width="100" />
        <el-table-column label="创建时间" prop="createTime" width="180">
          <template slot-scope="scope">
            <span>{{ parseTime(scope.row.createTime) }}</span>
          </template>
        </el-table-column>
        <el-table-column label="创建人" prop="createBy" width="120"></el-table-column>
        <el-table-column label="操作" align="center" width="100">
          <template slot-scope="scope">
            <el-button type="text" icon="el-icon-view" @click="handleVersionDetail(scope.row)">查看</el-button>
          </template>
        </el-table-column>
      </el-table>
      <div slot="footer" class="dialog-footer">
        <el-button @click="versionDialogVisible = false">关闭</el-button>
      </div>
    </el-dialog>

    <!-- 版本详情对话框 -->
    <el-dialog title="版本详情" :visible.sync="versionDetailVisible" width="80%" append-to-body>
      <div>
        <pre v-if="versionDetail">{{ versionDetail.config }}</pre>
      </div>
      <div slot="footer" class="dialog-footer">
        <el-button @click="versionDetailVisible = false">关闭</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listPageConfig, getPageConfig, delPageConfig, addPageConfig, updatePageConfig, publishPageConfig, unpublishPageConfig, getPageVersionHistory } from "@/api/system/pageConfig";

export default {
  name: "PageConfig",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 页面配置表格数据
      pageConfigList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        templateId: null,
        pageKey: null,
        config: null,
        status: null,
        version: null,
        isPublished: null,
        publishTime: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        title: [
          { required: true, message: "页面标题不能为空", trigger: "blur" }
        ],
        templateId: [
          { required: true, message: "模板ID不能为空", trigger: "blur" }
        ],
        pageKey: [
          { required: true, message: "页面标识不能为空", trigger: "blur" }
        ],
      },
      // 添加版本历史相关数据
      versionDialogVisible: false,
      versionLoading: false,
      versionList: [],
      versionDetailVisible: false,
      versionDetail: null
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询页面配置列表 */
    getList() {
      this.loading = true;
      listPageConfig(this.queryParams).then(response => {
        this.pageConfigList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        templateId: null,
        pageKey: null,
        config: null,
        status: null,
        version: null,
        isPublished: null,
        publishTime: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加页面配置";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getPageConfig(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改页面配置";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updatePageConfig(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addPageConfig(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除页面配置编号为"' + ids + '"的数据项？').then(function() {
        return delPageConfig(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/pageConfig/export', {
        ...this.queryParams
      }, `pageConfig_${new Date().getTime()}.xlsx`)
    },
    /** 发布页面配置 */
    handlePublish(row) {
      const id = row.id;
      this.$modal.confirm('确认要发布该页面配置吗？').then(function() {
        return publishPageConfig(id);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("发布成功");
      }).catch(() => {});
    },
    
    /** 取消发布页面配置 */
    handleUnpublish(row) {
      const id = row.id;
      this.$modal.confirm('确认要取消发布该页面配置吗？').then(function() {
        return unpublishPageConfig(id);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("取消发布成功");
      }).catch(() => {});
    },
    
    /** 查看版本历史 */
    handleVersionHistory(row) {
      this.versionLoading = true;
      this.versionDialogVisible = true;
      getPageVersionHistory(row.id).then(response => {
        this.versionList = response.data;
        this.versionLoading = false;
      });
    },
    
    /** 预览页面 */
    handlePreview(row) {
      const url = process.env.VUE_APP_BASE_API + '/api/preview/' + row.pageKey;
      window.open(url, '_blank');
    },
    handleVersionDetail(row) {
      this.versionDetailVisible = true;
      this.versionDetail = row;
    }
  }
};
</script>
